Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 6.37
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -4.19 -0.375 1.57
Prot (kg) -7.25 -0.441 3.20
Fertility Sub Index -0.45
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.30
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 6.28

* Based on an €80/tonne carbon price